EP3854876A4 - Modified channel rhodopsin - Google Patents

Modified channel rhodopsin Download PDF

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Publication number
EP3854876A4
EP3854876A4 EP19861516.3A EP19861516A EP3854876A4 EP 3854876 A4 EP3854876 A4 EP 3854876A4 EP 19861516 A EP19861516 A EP 19861516A EP 3854876 A4 EP3854876 A4 EP 3854876A4
Authority
EP
European Patent Office
Prior art keywords
modified channel
channel rhodopsin
rhodopsin
modified
channel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19861516.3A
Other languages
German (de)
French (fr)
Other versions
EP3854876A1 (en
Inventor
Hiroshi Tomita
Eriko Sugano
Kitako TABATA
Yoshito Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Iwate University NUC
Original Assignee
Iwate University NUC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Iwate University NUC filed Critical Iwate University NUC
Publication of EP3854876A1 publication Critical patent/EP3854876A1/en
Publication of EP3854876A4 publication Critical patent/EP3854876A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/405—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from algae
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/705—Receptors; Cell surface antigens; Cell surface determinants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P27/00—Drugs for disorders of the senses
    • A61P27/02—Ophthalmic agents
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09—Recombinant DNA-technology
    • C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/79—Vectors or expression systems specially adapted for eukaryotic hosts
    • C12N15/85—Vectors or expression systems specially adapted for eukaryotic hosts for animal cells
    • C12N15/86—Viral vectors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00—Medicinal preparations containing peptides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2319/00—Fusion polypeptide
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2750/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssDNA viruses
    • C12N2750/00011—Details
    • C12N2750/14011—Parvoviridae
    • C12N2750/14111—Dependovirus, e.g. adenoassociated viruses
    • C12N2750/14141—Use of virus, viral particle or viral elements as a vector
    • C12N2750/14143—Use of virus, viral particle or viral elements as a vector viral genome or elements thereof as genetic vector
EP19861516.3A 2018-09-20 2019-09-15 Modified channel rhodopsin Pending EP3854876A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018176671 2018-09-20
PCT/JP2019/036252 WO2020059675A1 (en) 2018-09-20 2019-09-15 Modified channel rhodopsin

Publications (2)

Publication Number Publication Date
EP3854876A1 EP3854876A1 (en) 2021-07-28
EP3854876A4 true EP3854876A4 (en) 2022-11-30

Family

ID=69887070

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19861516.3A Pending EP3854876A4 (en) 2018-09-20 2019-09-15 Modified channel rhodopsin

Country Status (4)

Country Link
US (1) US20210347831A1 (en)
EP (1) EP3854876A4 (en)
JP (1) JPWO2020059675A1 (en)
WO (1) WO2020059675A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230331790A1 (en) * 2020-03-24 2023-10-19 National University Corporation, Iwate University Modified channelrhodopsin

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2465931A1 (en) * 2009-08-10 2012-06-20 Tohoku University Light-receiving channel rhodopsin having improved expression efficiency
US20150232528A1 (en) * 2014-02-18 2015-08-20 Board Of Regents Of The University Of Texas System High-efficiency, sodium -specific, blue-shifted channelrhodopsins
WO2015148974A2 (en) * 2014-03-28 2015-10-01 The Board Of Trustees Of The Leland Stanford Junior University Engineered light-activated anion channel proteins and methods of use thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5322067B1 (en) 1967-12-08 1978-07-06

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2465931A1 (en) * 2009-08-10 2012-06-20 Tohoku University Light-receiving channel rhodopsin having improved expression efficiency
US20150232528A1 (en) * 2014-02-18 2015-08-20 Board Of Regents Of The University Of Texas System High-efficiency, sodium -specific, blue-shifted channelrhodopsins
WO2015148974A2 (en) * 2014-03-28 2015-10-01 The Board Of Trustees Of The Leland Stanford Junior University Engineered light-activated anion channel proteins and methods of use thereof

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
ERBGUTH KAREN ET AL: "Bimodal Activation of Different Neuron Classes with the Spectrally Red-Shifted Channelrhodopsin Chimera C1V1 in Caenorhabditis elegans", PLOS ONE, vol. 7, no. 10, 3 October 2012 (2012-10-03), pages e46827/1 - 9, XP009171856, ISSN: 1932-6203, [retrieved on 20121003], DOI: 10.1371/JOURNAL.PONE.0046827 *
HEGEMANN PETER ET AL: "Channelrhodopsin engineering and exploration of new optogenetic tools", NATURE METHODS, vol. 8, no. 1, 1 January 2011 (2011-01-01), New York, pages 39 - 42, XP055914434, ISSN: 1548-7091, Retrieved from the Internet <URL:https://www.nature.com/articles/nmeth.f.327.pdf> DOI: 10.1038/nmeth.f.327 *
HONGXIA WANG ET AL: "Molecular Determinants Differentiating Photocurrent Properties of Two Channelrhodopsins from Chlamydomonas", JOURNAL OF BIOLOGICAL CHEMISTRY, AMERICAN SOCIETY FOR BIOCHEMISTRY AND MOLECULAR BIOLOGY, US, vol. 284, no. 9, 27 February 2009 (2009-02-27), pages 5685 - 5696, XP008151880, ISSN: 0021-9258, [retrieved on 20081222], DOI: 10.1074/JBC.M807632200 *
JOHN Y LIN ET AL: "Characterization of Engineered Channelrhodopsin Variants with Improved Properties and Kinetics", BIOPHYSICAL JOURNAL, ELSEVIER, AMSTERDAM, NL, vol. 96, no. 5, 1 March 2009 (2009-03-01), pages 1803 - 1814, XP008151895, ISSN: 0006-3495, [retrieved on 20090303], DOI: 10.1016/J.BPJ.2008.11.034 *
JOHN Y LIN ET AL: "ReaChR: a red-shifted variant of channelrhodopsin enables deep transcranial optogenetic excitation", NATURE NEUROSCIENCE, vol. f16, no. 10, 1 January 2013 (2013-01-01), New York, pages 1499 - 1508, XP055226552, ISSN: 1097-6256, DOI: 10.1038/nn.3502 *
M. PRIGGE ET AL: "Color-tuned Channelrhodopsins for Multiwavelength Optogenetics", JOURNAL OF BIOLOGICAL CHEMISTRY, vol. 287, no. 38, 27 July 2012 (2012-07-27), US, pages 31804 - 31812, XP055075027, ISSN: 0021-9258, DOI: 10.1074/jbc.M112.391185 *
See also references of WO2020059675A1 *

Also Published As

Publication number Publication date
US20210347831A1 (en) 2021-11-11
EP3854876A1 (en) 2021-07-28
WO2020059675A1 (en) 2020-03-26
JPWO2020059675A1 (en) 2021-09-16

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